Evidence map›Paper›PMID 26921338›Full record

ArticleCancer research2016

Melanoma Cells Block PEDF Production in Fibroblasts to Induce the Tumor-Promoting Phenotype of Cancer-Associated Fibroblasts.

Nkechiyere G Nwani, Maria L Deguiz, Benilde Jimenez, Elena Vinokour, Oleksii Dubrovskyi, Andrey Ugolkov, Andrew P Mazar, Olga V Volpert

Open access · bronzeAbstract read
In one paragraph

Article in Cancer research, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
3.1field-weighted citation impact, top 8% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

26 citing papers in PubMed, 49 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 2 institutions in 2 countries.

Nkechiyere G NwaniDepartment of Urology, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
Maria L DeguizDepartment of Biochemistry, Universidad Autónoma de Madrid, Madrid, Spain. Instituto de Investigaciones Biomédicas Alberto Sols CSIC-UAM, Madrid, Spain. Instituto de Investigación I+12, Madrid, Spain.
Benilde JimenezDepartment of Biochemistry, Universidad Autónoma de Madrid, Madrid, Spain. Instituto de Investigaciones Biomédicas Alberto Sols CSIC-UAM, Madrid, Spain. Instituto de Investigación I+12, Madrid, Spain.
Elena VinokourDepartment of Urology, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
Oleksii DubrovskyiNorthwestern University Center for Developmental Therapeutics, Evanston, Illinois.
Andrey UgolkovChemistry of Life Processes Institute, Northwestern University, Evanston, Illinois.
Andrew P MazarNorthwestern University Center for Developmental Therapeutics, Evanston, Illinois. Chemistry of Life Processes Institute, Northwestern University, Evanston, Illinois. Robert H Lurie Comprehensive Cancer Center, Northwestern University Feinberg School of Medicine, Chicago, Illinois. Department of Pharmacology, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
Olga V VolpertDepartment of Urology, Northwestern University Feinberg School of Medicine, Chicago, Illinois. Northwestern University Center for Developmental Therapeutics, Evanston, Illinois. Chemistry of Life Processes Institute, Northwestern University, Evanston, Illinois. Robert H Lurie Comprehensive Cancer Center, Northwestern University Feinberg School of Medicine, Chicago, Illinois. Feinberg Cardiovascular Institute at Northwestern University Feinberg School of Medicine, Chicago, Illinois Illinois. olgavolp@northwestern.edu.
Northwestern University · USInstituto de Investigaciones Biomédicas Sols-Morreale · ES

Funding

Tumor Environment and Metastasis (TEAM) Research ProgramP30CA060553 · NCI · NORTHWESTERN UNIVERSITY AT CHICAGO · PI Daniela E Matei · 1993 to 2026
$153.9M
CARCINOGENESIS TRAINING PROGRAMT32CA009560 · NCI · NORTHWESTERN UNIVERSITY AT CHICAGO · PI Kathleen Janee Green · 1986 to 2026
$8.4M
Novel Antiangiogenic Peptides for Treatment of Exudative AMDR24EY022883 · NEI · UNIVERSITY OF WISCONSIN-MADISON · PI SHEIBANI, NADER · 2013 to 2017
$6.2M
TRAINING PROGRAM IN SIGNAL TRANSDUCTION AND CANCERT32CA070085 · NCI · NORTHWESTERN UNIVERSITY AT CHICAGO · PI LEONIDAS C. PLATANIAS · 1997 to 2026
$5.7M
Apigenin restores TSP-1 expression in UVB-irradiated keratinocytesR01CA172669 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI VOLPERT, OLGA VALERY · 2013 to 2017
$2.3M
NCI NIH HHS P30 CA060553NCI NIH HHS R01 CA172669NCI NIH HHS T32 CA009560NCI NIH HHS T32 CA070085NEI NIH HHS R24 EY022883
6 · The paper itself

Abstract

Loss of pigment epithelium-derived factor (PEDF, SERPINF1) in cancer cells is associated with poor prognosis and metastasis, but the contribution of stromal PEDF to cancer evolution is poorly understood. Therefore, we investigated the role of fibroblast-derived PEDF in melanoma progression. We demonstrate that normal dermal fibroblasts expressing high PEDF levels attenuated melanoma growth and angiogenesis in vivo, whereas PEDF-depleted fibroblasts exerted tumor-promoting effects. Accordingly, mice with global PEDF knockout were more susceptible to melanoma metastasis. We also demonstrate that normal fibroblasts in close contact with PEDF-null melanoma cells lost PEDF expression and tumor-suppressive properties. Further mechanistic investigations underlying the crosstalk between tumor and stromal cells revealed that melanoma cells produced PDGF-BB and TGFβ, which blocked PEDF production in fibroblasts. Notably, cancer-associated fibroblasts (CAF) isolated from patient-derived tumors expressed markedly low levels of PEDF. Treatment of patient CAF and TGFβ-treated normal fibroblasts with exogenous PEDF decreased the expression of CAF markers and restored PEDF expression. Finally, expression profiling of PEDF-depleted fibroblasts revealed induction of IL8, SERPINB2, hyaluronan synthase-2, and other genes associated with tumor promotion and metastasis. Collectively, our results demonstrate that PEDF maintains tumor-suppressive functions in fibroblasts to prevent CAF conversion and illustrate the mechanisms by which melanoma cells silence stromal PEDF to promote malignancy. Cancer Res; 76(8); 2265-76. ©2016 AACR.

Indexed as

Cell ProliferationAnimalsCell Line, TumorEye ProteinsFibroblastsHumansMelanomaMiceMice, Inbred BALB CMice, NudeNerve Growth FactorsPigment Epithelium-Derived FactorSerpinsTransforming Growth Factor betaEye ProteinsNerve Growth FactorsPigment Epithelium-Derived FactorSerpinsTransforming Growth Factor beta

Identifiers

PMID26921338
PMCPMC4873437
OpenAlexW2282895315

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.